<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<!--get和post-->
<form action="#" method="get">
姓名: <input type="text" name="name" ><br>
密码: <input type="password" name="password"><br>
性别:  <input type="radio"  name="gender" value="male">男
      <input type="radio"  checked="checked" name="gender" value="female" >女<br>
爱好 : <input type="checkbox" checked="checked"  name="hobby" value="eat">吃饭
      <input type="checkbox"  name="hobby" value="sleep">睡觉
     <input type="checkbox"  name="hobby" value="play">打豆豆<br>
地址:
     <select name="city">
         <option value="bj">北京</option>
          <option value="hf">合肥</option>
          <option value="sh">上海</option>
     </select><br>
个人介绍:
<textarea name="introduction" id="" cols="30" rows="10"></textarea><br>

普通按钮:
<input type="button" name="btn" value="按钮"><br>
<button>我是按钮</button><br>
隐藏内容: <input type="hidden" name="hide" value="看不见的内容"><br>

<input type="submit" value="提交所有数据">
</form>

</body>
</html>